Festo Compact Performance Series Programming And Diagnosis page 20

1. Installation
Bus length The table below shows the guide values for the maxi-
mum bus cable length depending on the baud rate se-
lected. Exact details can be found in the manuals for
your control system or bus interface.
Baud rate
1000 kBaud
500 kBaud
125 kBaud
20 kBaud
• Use an operating voltage cable with sufficient cross
Operating
voltage cable
• Avoid long distances between the power unit and the
• If necessary, calculate the suitable cable cross
CP-CO 9905a
Maximum
bus length
section.
CP terminal.
Long operating voltage cables reduce the voltage
supplied by the power unit.
section and the maximum permitted cable length.
Maximum
branch line length
10 - 40 m 0.3 m
50 -100 m 0.75 m
500 m
1000 m 7.5 m
3 m
1-11